Truong Mam Non Ha Long Address: Tran Nhat Duat Street, Tran Hung Dao Ward, Tran Hung Dao Ward, Ha Long City, Quang Ninh Province Enterprise code: 5700637530 Phone: 0203825124 Adress: Civil Group 6, Khu 9a, Bai Chay Ward, Ha Long City, Quang Ninh Province Tran Hung Dao Ward, Ha Long City, Quang Ninh ProvinceFounding date: 6 - 2 - 2007